<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

</body>
<script src="../src/ec-do-3.0.0-beta.1.js"></script>
<script>
    let str='javaScript';
    console.log(`大小写转换|${ecDo.toggleCase(str)}|`)
    console.log(`首字母大写|${ecDo.firstWordUpper(str)}|`)
    console.log(`首字母小写|${ecDo.firstWordLower(str)}|`)
</script>
</html>